21052032

素因数分解:

$2^7\times 3^1\times {\mathrm{73}}^1\times {\mathrm{751}}^1$

素因数の和:841

約数の個数: 64

約数和(自身を含む): 56760960

約数和(自身を除く): 35708928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 73, 96, 128, 146, 192, 219, 292, 384, 438, 584, 751, 876, 1168, 1502, 1752, 2253, 2336, 3004, 3504, 4506, 4672, 6008, 7008, 9012, 9344, 12016, 14016, 18024, 24032, 28032, 36048, 48064, 54823, 72096, 96128, 109646, 144192, 164469, 219292, 288384, 328938, 438584, 657876, 877168, 1315752, 1754336, 2631504, 3508672, 5263008, 7017344, 10526016, 21052032]

約数ペア:

[(1, 21052032), (2, 10526016), (3, 7017344), (4, 5263008), (6, 3508672), (8, 2631504), (12, 1754336), (16, 1315752), (24, 877168), (32, 657876), (48, 438584), (64, 328938), (73, 288384), (96, 219292), (128, 164469), (146, 144192), (192, 109646), (219, 96128), (292, 72096), (384, 54823), (438, 48064), (584, 36048), (751, 28032), (876, 24032), (1168, 18024), (1502, 14016), (1752, 12016), (2253, 9344), (2336, 9012), (3004, 7008), (3504, 6008), (4506, 4672)]